# Trajectory Planning for Autonomous Valet Parking in Narrow Environments With Enhanced Hybrid A* Search and Nonlinear Optimization

> Research article (IEEE Transactions on Intelligent Vehicles, 2023) · cited 40× · AI/ML

**Wikidata**: [openalex:W4366310727](https://www.wikidata.org/wiki/openalex:W4366310727)  
**Source**: https://4ort.xyz/entity/trajectory-planning-for-autonomous-valet-parking-in-narrow-environments-with-enhanced-hybrid-a-search-and-nonlinear-opti